About this resource:

Authority Status:

Original Statement

Indexing Status:

Yes

Education Level:

3, 4, 5

Subject:

Science

Statement Notation:

1B (3-5) #2

Description en-US:
Results of scientific investigations are seldom exactly the same, but if the differences are large, it is important to try to figure out why. One reason for following directions carefully and for keeping records of one's work is to provide information on what might have caused the differences.